Buy on Amazon
£250.99
In Stock
AvailabilityMSRP in USD: $107
Availability
MSRP in USD: $107
No items available
AvailabilityMSRP in USD: $539
Availability
MSRP in USD: $539
Key Differences
In short — Core i9-11900K outperforms Celeron 3865U on the selected game parameters. We do not have the prices of both CPUs to compare value. The better performing Core i9-11900K is 1533 days newer than Celeron 3865U.
Advantages of Intel Celeron 3865U
- Consumes up to 88% less energy than Intel Core i9-11900K - 15 vs 125 Watts
Advantages of Intel Core i9-11900K
- Performs up to 13% better in Death Stranding than Celeron 3865U - 240 vs 212 FPS
- Can execute more multi-threaded tasks simultaneously than Intel Celeron 3865U - 16 vs 2 threads
Death Stranding
Resolution
1920 x 1080
Game Graphics
Very High
Intel® Core™ i9-11900K Desktop Processor 8 Cores up to 5.3 GHz Unlocked LGA1200 (Intel® 500 Series & select 400 Series chipset) 125W
Buy for £250.99 on Amazon
In Stock
Updated 65284 minutes ago
TOP 5 Games
Resolution
1920 x 1080
Game Graphics
Very High
Celeron 3865U
Mobile • Jan 3rd, 2017
Core i9-11900K
Desktop • Mar 16th, 2021
Geekbench 5 Benchmarks
Celeron 3865U
Mobile • Jan 3rd, 2017
Single-Core
392
16.533108393083086%
Multi-Core
692
6.320789185239313%
Intel Celeron 3865U | vs | Intel Core i9-11900K |
|---|---|---|
| Jan 3rd, 2017 | Release Date | Mar 16th, 2021 |
| Celeron | Collection | Core i9 |
| Kaby Lake | Codename | Rocket Lake |
| Intel BGA 1356 | Socket | Intel Socket 1200 |
Mobile | Segment | Desktop |
| 2 | Cores | 8 |
| 2 | Threads | 16 |
| 1.8 GHz | Base Clock Speed | 3.5 GHz |
| Non-Turbo | Turbo Clock Speed | 5.3 GHz |
15 W | TDP | 125 W |
| 14 nm | Process Size | 14 nm |
| 18.0x | Multiplier | 35.0x |
| Intel HD Graphics 610 | Integrated Graphics | UHD Graphics 750 |
| No | Overclockable | Yes |
Builds Using Celeron 3865U or Core i9-11900K
Death Stranding, 1920 x 1080, Very High
214 FPS
£8.46/FPS
GeForce RTX 4080
Core i9-11900K
16 GB, 1 TB SSD
Buy on Amazon
£1,809.6
In Stock
Similar CPU Comparisons
Select from the most popular similar processor comparisons. Most compared processor combinations, including the currently selected ones, are at the top.